628d2ac1b0
do it themselves. (Some of these programs actually depended on this beyond compiling the definition of struct ifinfo!) Also fix up some other #include messes while we're at it.
247 lines
5.9 KiB
C
247 lines
5.9 KiB
C
/*
|
|
* print serial line IP statistics:
|
|
* slstat [-i interval] [-v] [interface]
|
|
*
|
|
* Copyright (c) 1989, 1990, 1991, 1992 Regents of the University of
|
|
* California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms are permitted
|
|
* provided that the above copyright notice and this paragraph are
|
|
* duplicated in all such forms and that any documentation,
|
|
* advertising materials, and other materials related to such
|
|
* distribution and use acknowledge that the software was developed
|
|
* by the University of California, Berkeley. The name of the
|
|
* University may not be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
|
|
*
|
|
* Van Jacobson (van@ee.lbl.gov), Dec 31, 1989:
|
|
* - Initial distribution.
|
|
*/
|
|
|
|
#ifndef lint
|
|
static const char rcsid[] =
|
|
"$Id: slstat.c,v 1.7 1996/11/04 17:14:43 bde Exp $";
|
|
#endif
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/mbuf.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/sysctl.h>
|
|
#include <sys/time.h>
|
|
|
|
#include <ctype.h>
|
|
#include <err.h>
|
|
#include <errno.h>
|
|
#include <signal.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
#define INET
|
|
|
|
#include <net/if.h>
|
|
#include <net/if_mib.h>
|
|
#include <net/if_types.h>
|
|
#include <netinet/in.h>
|
|
#include <netinet/in_systm.h>
|
|
#include <netinet/ip.h>
|
|
#include <net/slcompress.h>
|
|
#include <net/if_slvar.h>
|
|
|
|
static void usage __P((const char *argv0));
|
|
static void intpr __P((void));
|
|
static void catchalarm __P((int));
|
|
|
|
#define INTERFACE_PREFIX "sl%d"
|
|
char interface[IFNAMSIZ];
|
|
|
|
int rflag;
|
|
int vflag;
|
|
unsigned interval = 5;
|
|
int unit;
|
|
int name[6];
|
|
|
|
int
|
|
main(argc, argv)
|
|
int argc;
|
|
char *argv[];
|
|
{
|
|
int c, i;
|
|
size_t len;
|
|
int maxifno;
|
|
int indx;
|
|
struct ifmibdata ifmd;
|
|
|
|
while ((c = getopt(argc, argv, "vri:")) != -1) {
|
|
switch(c) {
|
|
case 'v':
|
|
++vflag;
|
|
break;
|
|
case 'r':
|
|
++rflag;
|
|
break;
|
|
case 'i':
|
|
interval = atoi(optarg);
|
|
if (interval <= 0)
|
|
usage(argv[0]);
|
|
break;
|
|
default:
|
|
usage(argv[0]);
|
|
}
|
|
}
|
|
if (optind >= argc)
|
|
sprintf(interface, INTERFACE_PREFIX, unit);
|
|
else if (isdigit(argv[optind][0])) {
|
|
unit = atoi(argv[optind]);
|
|
if (unit < 0)
|
|
usage(argv[0]);
|
|
sprintf(interface, INTERFACE_PREFIX, unit);
|
|
} else if (strncmp(argv[optind], "sl", 2) == 0
|
|
&& isdigit(argv[optind][2])
|
|
&& sscanf(argv[optind], "sl%d", &unit) == 1) {
|
|
strncpy(interface, argv[optind], IFNAMSIZ);
|
|
} else
|
|
usage(argv[0]);
|
|
|
|
name[0] = CTL_NET;
|
|
name[1] = PF_LINK;
|
|
name[2] = NETLINK_GENERIC;
|
|
name[3] = IFMIB_SYSTEM;
|
|
name[4] = IFMIB_IFCOUNT;
|
|
len = sizeof maxifno;
|
|
if (sysctl(name, 5, &maxifno, &len, 0, 0) < 0)
|
|
err(1, "sysctl net.link.generic.system.ifcount");
|
|
|
|
name[3] = IFMIB_IFDATA;
|
|
name[5] = IFDATA_GENERAL;
|
|
len = sizeof ifmd;
|
|
for (i = 1; ; i++) {
|
|
name[4] = i;
|
|
|
|
if (sysctl(name, 6, &ifmd, &len, 0, 0) < 0)
|
|
err(1, "sysctl");
|
|
if (strncmp(interface, ifmd.ifmd_name, IFNAMSIZ) == 0
|
|
&& ifmd.ifmd_data.ifi_type == IFT_SLIP) {
|
|
indx = i;
|
|
break;
|
|
}
|
|
if (i >= maxifno)
|
|
errx(1, "interface %s does not exist", interface);
|
|
}
|
|
|
|
name[4] = indx;
|
|
name[5] = IFDATA_LINKSPECIFIC;
|
|
intpr();
|
|
exit(0);
|
|
}
|
|
|
|
#define V(offset) ((line % 20)? ((sc->offset - osc->offset) / \
|
|
(rflag ? interval : 1)) : sc->offset)
|
|
#define AMT (sizeof(*sc) - 2 * sizeof(sc->sc_comp.tstate))
|
|
|
|
static void
|
|
usage(argv0)
|
|
const char *argv0;
|
|
{
|
|
fprintf(stderr, "usage: %s [-i interval] [-vr] [unit]\n", argv0);
|
|
exit(1);
|
|
}
|
|
|
|
u_char signalled; /* set if alarm goes off "early" */
|
|
|
|
/*
|
|
* Print a running summary of interface statistics.
|
|
* Repeat display every interval seconds, showing statistics
|
|
* collected over that interval. Assumes that interval is non-zero.
|
|
* First line printed at top of screen is always cumulative.
|
|
*/
|
|
static void
|
|
intpr()
|
|
{
|
|
register int line = 0;
|
|
int oldmask;
|
|
struct sl_softc *sc, *osc;
|
|
size_t len;
|
|
|
|
sc = (struct sl_softc *)malloc(AMT);
|
|
osc = (struct sl_softc *)malloc(AMT);
|
|
bzero((char *)osc, AMT);
|
|
len = AMT;
|
|
|
|
while (1) {
|
|
if (sysctl(name, 6, sc, &len, 0, 0) < 0 &&
|
|
(errno != ENOMEM || len != AMT))
|
|
err(1, "sysctl linkspecific");
|
|
|
|
(void)signal(SIGALRM, catchalarm);
|
|
signalled = 0;
|
|
(void)alarm(interval);
|
|
|
|
if ((line % 20) == 0) {
|
|
printf("%8.8s %6.6s %6.6s %6.6s %6.6s",
|
|
"in", "pack", "comp", "uncomp", "unknwn");
|
|
if (vflag)
|
|
printf(" %6.6s %6.6s %6.6s",
|
|
"toss", "other", "err");
|
|
printf(" | %8.8s %6.6s %6.6s %6.6s %6.6s",
|
|
"out", "pack", "comp", "uncomp", "other");
|
|
if (vflag)
|
|
printf(" %6.6s %6.6s %6.6s %6.6s",
|
|
"search", "miss", "err", "coll");
|
|
putchar('\n');
|
|
}
|
|
printf("%8lu %6ld %6u %6u %6u",
|
|
V(sc_if.if_ibytes),
|
|
V(sc_if.if_ipackets),
|
|
V(sc_comp.sls_compressedin),
|
|
V(sc_comp.sls_uncompressedin),
|
|
V(sc_comp.sls_errorin));
|
|
if (vflag)
|
|
printf(" %6u %6lu %6lu",
|
|
V(sc_comp.sls_tossed),
|
|
V(sc_if.if_ipackets) -
|
|
V(sc_comp.sls_compressedin) -
|
|
V(sc_comp.sls_uncompressedin) -
|
|
V(sc_comp.sls_errorin),
|
|
V(sc_if.if_ierrors));
|
|
printf(" | %8lu %6ld %6u %6u %6lu",
|
|
V(sc_if.if_obytes) / (rflag ? interval : 1),
|
|
V(sc_if.if_opackets),
|
|
V(sc_comp.sls_compressed),
|
|
V(sc_comp.sls_packets) - V(sc_comp.sls_compressed),
|
|
V(sc_if.if_opackets) - V(sc_comp.sls_packets));
|
|
if (vflag)
|
|
printf(" %6u %6u %6lu %6lu",
|
|
V(sc_comp.sls_searches),
|
|
V(sc_comp.sls_misses),
|
|
V(sc_if.if_oerrors),
|
|
V(sc_if.if_collisions));
|
|
putchar('\n');
|
|
fflush(stdout);
|
|
line++;
|
|
oldmask = sigblock(sigmask(SIGALRM));
|
|
if (! signalled) {
|
|
sigpause(0);
|
|
}
|
|
sigsetmask(oldmask);
|
|
signalled = 0;
|
|
(void)alarm(interval);
|
|
bcopy((char *)sc, (char *)osc, AMT);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Called if an interval expires before sidewaysintpr has completed a loop.
|
|
* Sets a flag to not wait for the alarm.
|
|
*/
|
|
static void
|
|
catchalarm(sig)
|
|
int sig;
|
|
{
|
|
signalled = 1;
|
|
}
|